Scorodite and Umbalite Physical Properties

Scorodite

Umbalite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

Not Available3.62-4.33

1 7.18

1.5 Fracture

Sub-Conchoidal, Splintery

Uneven, Uneven, ConchoidalGemdat.org, Management Team (2012)

1.6 Cleavage

{201} Imperfect, {100} Poor, {001} Poor

Not Available

1.7 Mohs Hardness

3.5-47-7.5

2 10

1.8 Chemical Composition

Not Available

Mg 3Al 2(SiO 4) 3 -Mn2+3Al 2(SiO 4) 3Gemdat.org , Management Team (2012)

Scorodite and Umbalite Chemical Formula

While comparing Scorodite and Umbalite physical properties, the important data you should know is its chemical composition. Since chemical formula defines the molecular structure of the crystal, most of the physical properties like color, tenacity, solubility are governed by Scorodite and Umbalite chemical formula.

Chemical formula of Umbalite- Mg 3Al 2(SiO 4) 3 -Mn2+3Al 2(SiO 4) 3Gemdat.org , Management Team (2012)

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Scorodite and Umbalite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Scorodite and Umbalite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Scorodite and Umbalite Optical Properties during the identification of gemstone. Specific gravity of Scorodite is 3.62-4.33 whereas that of Umbalite is 3.62-4.33.